Freeze the AST by removing a couple of unused @mut ~[T] from token_tree. #10693
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Is it possible to have a static assertion that AST is Freeze so that this does not regress? (Also Send in the future.) |
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bors
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Nov 27, 2013
It's truly immutable now, which will allow us to remove some cloning in the parser and box parts of the AST in `Rc<T>` (if desired).
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It's truly immutable now, which will allow us to remove some cloning in the parser and box parts of the AST in
Rc<T>(if desired).